18 Canadian Arctic Expedition, 1913-18 



Plate III. 



Cypricercus horridus G. O. Sars, n. sp. 



Fig. 1. Adult female, seen from right side. 



Fig. 2. Same, dorsal view. 



Fig. 3. Posterior antenna. 



Fig. 4. Maxilla (without the vibratory plate). 



Fig. 5. Maxilliped. 



Fig. 6. Posterior leg. 



Fig. 7. Caudal ramus. 



Prionocypris canadensis G. O. Sars, n. sp. 



Fig. 8. Adult female, seen from left side. 



Fig. 9. Same, dorsal view. 



Fig. 10. Anterior antenna. 



Fig. 11. Posterior antenna. 



Fig. 12. Piece of same more highly magnified, showing the rudimentary natatory setae. 



Fig. 13. Mandibular palp. 



Fig. 14. Maxilla (without the vibratory plate). 



Fig. 15. Posterior leg. 



Fig. 16. Caudal ramus. 



